1812.01 oe, 1203 ots= 1202 “yeeas req ———- . nt si : = de: Figure 2-75. 8r&Gq 7° gp ee Stations 20, O02 and 1350 Series inforced concrete slab supported on stec! H-piles. On the first floor two steel racks were provided for storage of a total of 11 heavy cylinders (Station 1110). ELECTRICAL. Power wassupplied from site Charlie (CH-500) at 2400 volts to a 300 KVA transformer bank. Station 20 was the <istribution power center for that area. General tlumtnation, utility and special receptacles were provided. ENGINEERING. ant oe * 4, Preliminary design criteria were received on 15 April. Revisions and ad- ditional criteria were received on 26 June, 16 July, 21 July, 26 August, 8 September and 23 October. Design work was started in April. However, revised critena required extensive revisions, and nine plans and three sketches tm all were prepared and submitted from 17 July to 18 November; approvals were dated from 13 August to 21 December. CONSTRUCTION. Construction was scheduled to commence on 1 November and to be con- pleted by 31 December. Actual work started 3 September and was completed on 25 January 1954. Figure 2-71 shows the slab poured for Station 20> ¢at lefty: the forms in the center are far Statian t?0°?. Fivure 2-72 shows the relation between Stations 2U and 1z02. The rear wall of Station 20 (which is the front wail of 1202) is shown poured, Figure 2-73 shows Station 20 as 48completed on 19 December. The framing on the penthouse (Station 1341) is started. Fipure 2-74 nates status on 4 January 1954, Station 20 was 90° completed. Figure 2-75 notes progress on 6 January and the relationship of the various Stations to each other. STATION 30 - ZERO STATION (BARGE) SITE BEKINT LAGOON . USER: DIRX GENERAL, This Station was similar to Station 16 with the main exceptions being: (1) a platform deck was located 19 feet above the barge deck: (2) a conerete baffle wall 23 feet high, 20 feet long and three feet thick was installed at the rear of the platform: (3) 142.500 pounds of coral hallast was’ required to balance the superimposed loads. Page 2-89 ihe Me Be 8! aie ee astl, 4 anand , - 1 - oe